/*
 * Copyright (c) Huawei Technologies Co., Ltd. 2024-2024. All rights reserved.
 * Description: 获取动态库中hns接口函数的适配接口私有头文件.
 * Author: lzh
 * Create: 2024-09-10
 */

#ifndef HCCL_SRC_DLHNSFUNCTION_H
#define HCCL_SRC_DLHNSFUNCTION_H

#include <functional>
#include <atomic>
#include <mutex>
#include <hccl/hccl_types.h>
#include "base.h"
#include "private_types.h"
#include "hccl_common.h"

struct WrExpRsp {
    unsigned int wqe_index;
    unsigned long db_info;
};

struct IbvPostSendExtResp {
    unsigned int wqe_index;
    unsigned long db_info;
};

struct IbvPostSendExtAddt {
    uint8_t reduce_op;
    uint8_t reduce_type;
};

namespace hccl {
class DlHnsFunction {
public:
    virtual ~DlHnsFunction();
    static DlHnsFunction &GetInstance();
    HcclResult DlHnsFunctionInit();

    std::function<int(struct ibv_qp *qp, struct ibv_send_wr *wr,
        struct ibv_send_wr **badwr, struct IbvPostSendExtAddt *extAttr,
        struct IbvPostSendExtResp *extResp)> dlHnsIbvExtPostSend;
    std::function<int(struct ibv_qp *qp, struct ibv_send_wr *wr,
        struct ibv_send_wr **badWr, struct WrExpRsp *expRsp)> dlHnsIbvExpPostSend;

private:
    void *handle_;
    std::mutex handleMutex_;
    DlHnsFunction(const DlHnsFunction&);
    DlHnsFunction &operator=(const DlHnsFunction&);
    DlHnsFunction();
    HcclResult DlHnsFunctionRoceInit();
    HcclResult DlHnsFunctionSoInit();
};
}  // namespace hccl


#endif